h2, h3 {
	font-family: sans-serif
}
.fb-comments {
	background-color: #000;
}
input[type="radio"] {
	padding: 0 20px;
}
.button {
	display: block;
	font-size: .5em;
	font-weight: bold;
	text-transform: uppercase;
	padding: 10px 15px;
	margin: 20px auto;
	color: #ccc;
	background-color: #4080ff;
	background: -webkit-linear-gradient(#1014cc, #4080ff);
	background: linear-gradient(#1014cc, #4080ff);
	border: 0 none;
	border-radius: 3px;
	text-shadow: 0 -1px 0 #000;
	box-shadow: 0 1px 0 #666, 0 5px 0 #444, 0 6px 6px rgba(0, 0, 0, 0.6);
	cursor: pointer;
	-webkit-transition: all 150ms ease;
	transition: all 150ms ease;
}
.button: hover, .button: focus {
	-webkit-animation: pulsate 1.2s linear infinite;
	animation: pulsate 1.2s linear infinite;
}
@-webkit-keyframes pulsate {
	0% {
		color: #ddd;
		text-shadow: 0 -1px 0 #000;
	}
	50% {
		color: #fff;
		text-shadow: 0 -1px 0 #444, 0 0 5px #ffd, 0 0 8px #fff;
	}
	100% {
		color: #ddd;
		text-shadow: 0 -1px 0 #000;
	}
}
@keyframes pulsate {
	0% {
		color: #ddd;
		text-shadow: 0 -1px 0 #000;
	}
	50% {
		color: #fff;
		text-shadow: 0 -1px 0 #444, 0 0 5px #ffd, 0 0 8px #fff;
	}
	100% {
		color: #ddd;
		text-shadow: 0 -1px 0 #000;
	}
}
.button: active {
	color: #fff;
	text-shadow: 0 -1px 0 #444, 0 0 5px #ffd, 0 0 8px #fff;
	box-shadow: 0 1px 0 #666, 0 2px 0 #444, 0 2px 2px rgba(0, 0, 0, 0.9);
	-webkit-transform: translateY(3px);
	transform: translateY(3px);
	-webkit-animation: none;
	animation: none;
}
	<!-- Button styles http://www.sitepoint.com/build-a-better-button-in-css3/ -->